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Mammoth .docx converter · Version history

Mammoth .docx converter changelog and version history

Latest version
1.22.0
Mar 12, 2026 (8 months ago)
Releases
47
since 2013
In the last year
1
Tested up to
WordPress 6.9.11

Releases each year

  • 20133 releases
  • 20148 releases
  • 201512 releases
  • 20166 releases
  • 20173 releases
  • 20185 releases
  • 20193 releases
  • 20202 releases
  • 20212 releases
  • 20221 release
  • 20241 release
  • 20261 release

20261 release

  1. Mammoth .docx converter 1.22.0Latest

    • Update mammoth.js to 1.12.0. This includes support for checkboxes and improved support for hyperlinks.

20241 release

  1. Mammoth .docx converter 1.21.0

    • Update mammoth.js to 1.7.0. This includes support for documents in the strict format.

20221 release

  1. Mammoth .docx converter 1.20.0

    • Update mammoth.js to 1.4.21. This includes improved underline support and image handling.

20212 releases

  1. Mammoth .docx converter 1.19.0

    • Update mammoth.js to 1.4.18. This includes better support for internal hyperlinks.

  2. Mammoth .docx converter 1.18.0

    • Update mammoth.js to 1.4.17. This includes better support for numbering, and conversion of symbols to their corresponding Unicode characters.

20202 releases

  1. Mammoth .docx converter 1.17.0

    • Update mammoth.js to 1.4.13. This includes support for soft hyphens and improved underline support.

  2. Mammoth .docx converter 1.16.0

    • Improve support for detecting when the Gutenberg editor is active. This should fix compatibility with some other plugins such as Yoast SEO when the Gutenberg editor is disabled.

20193 releases

  1. Mammoth .docx converter 1.15.0

    • Update mammoth.js to 1.4.9.

  2. Mammoth .docx converter 1.14.0

    • Improve support when X-Frame-Options is set to “deny”.

  3. Mammoth .docx converter 1.13.0

    • Update mammoth.js to 1.4.8.

20185 releases

  1. Mammoth .docx converter 1.12.0

    • Add basic Gutenberg support.
    • Update mammoth.js to 1.4.7.

  2. Mammoth .docx converter 1.11.0

    • Fix IE11 support.

  3. Mammoth .docx converter 1.10.0

    • Add workaround for a bug in tinyMCE in WordPress 4.9.6.

  4. Mammoth .docx converter 1.9.0

    • Update mammoth.js to 1.4.6. This includes preservation of whitespace in pre elements, and paragraphs in endnotes, footnotes and comments.

  5. Mammoth .docx converter 1.8.0

    • Update mammoth.js to 1.4.4. This includes better support for reading documents created by Word Online.

20173 releases

  1. Mammoth .docx converter 1.7.0

    • Update mammoth.js to 1.4.2. This includes improved handling of grouped objects and non-breaking hyphens.

  2. Mammoth .docx converter 1.6.0

    • Allow MAMMOTH_OPTIONS to override idPrefix.
    • Update mammoth.js to 1.4.0. This includes improved handling of hyperlinks, and converts table headers into thead elements.

  3. Mammoth .docx converter 1.5.0

    • Handle unsuccessful image uploads where the HTTP request succeeds, but WordPress rejects the file. Fixes an issue where documents with EMF images couldn’t be imported.
    • Update mammoth.js to 1.3.2. This includes a fix for documents where images are referenced by a URI relative to the base URI.

20166 releases

  1. Mammoth .docx converter 1.4.0

    • Update mammoth.js to 1.3.1. This includes new ways to map styles, such as style name prefixes.
    • Improve styling of preview to match the editor.
    • Fix a bug where images wouldn’t upload on certain server configurations.
    • Allow options to be passed to mammoth.js through a MAMMOTH_OPTIONS global variable.

  2. Mammoth .docx converter 1.3.0

    • Update mammoth.js to 1.2.5. This includes better support for image alt text and boolean run properties (bold, italic, underline and strikethrough).

  3. Mammoth .docx converter 1.2.0

    • Include wp-image-* class when inserting images. This allows the WordPress editor to correctly identify the image and show appropriate editing options.
    • If an image has an alt text description in the original document, set the alt text in the media library when uploading that image.
    • If an image has an alt text description in the original document, use it to generate the filename.
    • Set image filename extension based on the image content type.
    • Show a message while the document is being inserted.

  4. Mammoth .docx converter 1.1.0

    • Update mammoth.js to 1.1.0. This includes support for merged table cells and content controls, such as bibliographies. This should also improve performance when converting larger documents.

  5. Mammoth .docx converter 1.0.0

    • Update mammoth.js to 0.3.33. This includes better support for reading documents that use undefined styles, and generates simpler HTML in some cases.

  6. Mammoth .docx converter 0.1.25

    • Update mammoth.js to 0.3.30. This includes better support for lists made in LibreOffice.
    • Fix JavaScript error on admin pages without editors.

201512 releases

  1. Mammoth .docx converter 0.1.24

    • Update mammoth.js to 0.3.29. This improves support for mc:AlternateContent elements.

  2. Mammoth .docx converter 0.1.23

  3. Mammoth .docx converter 0.1.22

  4. Mammoth .docx converter 0.1.21

  5. Mammoth .docx converter 0.1.20

  6. Mammoth .docx converter 0.1.19

  7. Mammoth .docx converter 0.1.18

  8. Mammoth .docx converter 0.1.17

  9. Mammoth .docx converter 0.1.16

  10. Mammoth .docx converter 0.1.15

  11. Mammoth .docx converter 0.1.14

  12. Mammoth .docx converter 0.1.13

20148 releases

  1. Mammoth .docx converter 0.1.12

  2. Mammoth .docx converter 0.1.11

  3. Mammoth .docx converter 0.1.10

  4. Mammoth .docx converter 0.1.9

  5. Mammoth .docx converter 0.1.8

  6. Mammoth .docx converter 0.1.7

  7. Mammoth .docx converter 0.1.6

  8. Mammoth .docx converter 0.1.5

20133 releases

  1. Mammoth .docx converter 0.1.2

  2. Mammoth .docx converter 0.1.1

  3. Mammoth .docx converter 0.1.0

Questions about Mammoth .docx converter’s releases

What is the latest version of Mammoth .docx converter?

1.22.0, released on Mar 12, 2026 (7 months ago). It’s tested up to WordPress 6.9.11.

How often is Mammoth .docx converter updated?

One release in the last year. Its first release on WordPress.org dates from May 2013.

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Release dates come from the day each version’s folder was made in Mammoth .docx converter’s WordPress.org SVN repository; the notes from its readme’s changelog, as its authors wrote it.